... , equivalent to S235JR Size:Various, pls find our size list below Length:6 meters, 9m, 12m... standard: JIS,EN Steel I-Beam ... Material: Q195,Q235,Q345,SS400 I-Beam can be used in a variety of building structures ... ,Q235, Q345, SS400, E235B, SPFC590, E355CCSize: 100mm*68mm*4.5mm to 630mm*180mm*17.0mmMill: WUHAN IRON AND STEEL(GROUP) CORP ...